4. Our advice

4.1 Build a robust workgroup

We can't stress enough the organizational aspect of this approach, which relies heavily on the skills and knowledge of knowledgeable personnel in the pre-project phase. This will enable you to make an exhaustive (or at least as exhaustive as possible) inventory of the influencing parameters, and to establish the relevant adjustment levels associated with each of them.

4.2 Check your calculations at any time

The advantage of a factorial plan is that you have an infallible...